2020 BMW 3 Series 2.0 320d M Sport

Overview

• Make: BMW
• Model: 3 Series
• Trim: M Sport
• Version: 2.0 320d M Sport Auto RWD Euro 6 4dr (187 bhp)
• Year: 2020
• Mileage: 66,500 miles
• Fuel: Diesel
• Body: Saloon, 4 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 113 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 66,500 miles on the clock, this 2020 BMW 3 Series M Sport has done roughly 6,500 more miles than a typical 2020 BMW 3 Series. The AskCar estimate for this car is £18,658. It is priced at £18,000, which is £658 below that estimate. The AskCar estimate draws on 6,902 BMW 3 Series adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 50 days ago, the asking price has dropped by £500. Our records show an MOT expiry date of 29 October 2026, which has passed. Ask the dealer for an update. We checked its advertised mileage against the government's MOT record, and they match. You can find this car at PF Car Sales in Burton-on-Trent. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £658 (3%) under the AskCar estimate of £18,658.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 6,902 priced BMW 3 Series adverts across different ages and specifications, as of 6 November 2026.

A 2020 BMW 3 Series with the 2.0 diesel engine is typically advertised at £18,500: the median of the 462 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2020 BMW 3 Series has been on sale for at least 50 days.

Price history

AskCar first saw this advert on 17 September 2026 at £18,500. Its asking price is now £18,000, £500 less. The latest price cut was seen on 4 October 2026.

Price changes recorded:

• 17 September 2026: £18,500
• 4 October 2026: £18,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: the latest record we hold ran out on 29 October 2026; ask the dealer for the current MOT.

It has had 4 MOTs. The latest, on 12 October 2025, passed.

Advisories at the latest test: nearside front windscreen damaged but not adversely affecting driver's view multiple chips in windscreen.

Mileage at that test: 54,735 miles, which matches the advertised 66,500 miles.

Advertised mileage is about 6,500 miles higher than the median mileage of a 2020 BMW 3 Series on AskCar.

Similar cars

68 other 2020 BMW 3 Series M Sport 2.0 diesel automatic saloons are for sale at UK dealers, from £10,290 to £23,977, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2020 BMW 3 Series M Sport, 2.0 diesel saloon, black. Mileage: 66,548 miles. Price: £19,499, £1,499 more than this car. Dealer: Bridgend Motor Group in Irvine. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-282c2c6f4a3e
• 2020 BMW 3 Series M Sport, 2.0 diesel saloon, white. Mileage: 67,000 miles. Price: £17,995, the same price as this car. Dealer: Palmers Motor Company in Kingswood and Fishponds. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-0f057e2ee304
• 2020 BMW 3 Series M Sport, 2.0 diesel saloon, blue. Mileage: 67,000 miles. Price: £19,995, £1,995 more than this car. Dealer: Driven Motor Company in Glasgow. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-d1c17e49370a

• The nearest: 2020 BMW 3 Series M Sport, 2.0 diesel saloon, blue, 17 miles from this car. Mileage: 10,000 miles. Price: £19,495, £1,495 more than this car. Dealer: National Car Hub in Walsall. AskCar page: https://askcar.co.uk/car/bmw-3-series-2020-28eade31a02f